#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
int my_max(const int x, const int y)
{
	return x > y ? x : y;
}
int main()
{
	int a = 0;
	int b = 0;
	puts("please input :");
	scanf("%d%d", &a, &b);
	int max = 0;
	max = my_max(a, b);
	printf("%d", max);
	return 0;
}